Evaluation of an ionization chamber characteristics for 222Rn calibration [0.03%]
一种取电离室特征用于校准²²²Rn的方法的评估研究
Rio Furukawa,Miroslaw Janik,Satoshi Kodaira et al.
Rio Furukawa et al.
The National Metrology Institute of Japan plan to use an inner-through-type ionization chamber (IC) as a working standard to calibrate radon monitors. Novel methods to calibrate the IC were described, and the calibration factor, CF [Bq m -3...
A summary of updated UNSCEAR evaluations on medical and occupational exposures to ionising radiation and call for participation in UNSCEAR Global Surveys on radiation exposure [0.03%]
国际原子能机构辐射效应科学委员会医用和职照射评估综述及全球调查征集成员通知
Jing Chen
Jing Chen
This paper summarises key findings of United Nations Scientific Committee on the Effects of Atomic Radiation (UNSCEAR) 2020/2021 Report on the evaluations of medical and occupational exposures to ionising radiation. Medical exposure remains...
Attempt to re-estimate organ doses of victims in non-homogeneous exposure accident by means of the state-of-the-art Mesh-type Reference Computational Phantom-a case study of an IR-192 source accident [0.03%]
利用最新的人体网格模型重新估算非均匀照射事故受照人员器官剂量--以一起铱-192源造成人体照射事故为例进行探讨研究
Munehiko Kowatari,Hiroshi Yoshitomi,Kotaro Tani et al.
Munehiko Kowatari et al.
An attempt was made to estimate organ doses of a victim in a high-dose non-homogeneous exposure accident caused by a sealed 192Ir gamma-ray source. The Gilan accident was selected as a case study. Organ doses including testis, red bone marr...
Statistical-based modeling strategy for entrance skin dose estimation in patient undergoing body interventional radiology [0.03%]
基于统计的体部介入放射学入射皮肤剂量估算模型构建策略
Varaporn Pong Inwong,Siritorn Buranurak,Anucha Ahooja et al.
Varaporn Pong Inwong et al.
Interventional radiology (IR) provides significant advancements in diagnostic and therapeutic procedures, yet concerns persist regarding radiological risks such as erythema, burns, and epilation. Direct dose measurements observed difficulti...
Investigating the association between dry deposition of cesium and different growth stages of aboveground parts of Chinese yam [0.03%]
调查铯干沉降与不同生长阶段的禹稷长春块茎地上部的关联性研究
Shogo Imada,Hitoshi Kawabata,Masumi Yanai
Shogo Imada
Radiocesium released into the atmosphere from accidents at nuclear facilities, can be deposited on the surface of the surrounding crop fields as dry and wet deposits. Radiocesium deposition can occur at any time during the growth season. In...
Evaluation of materials for developing a new individual dosemeter using electron spin resonance spectroscopy [0.03%]
个人剂量计用电子顺磁共振测量材料的选择及评价
Yoshimasa Kitamura,Toshitaka Oka,Hajime Seito et al.
Yoshimasa Kitamura et al.
Alanine dosemeters are widely used as solid dosemeters; however, evaluating doses in the mGy order of radiation is difficult because of their lower sensitivity for low doses. We applied the electron spin resonance dosimetry technique to inv...
Shinji Tokonami,Yoshiya Shimada,Shinji Ueda et al.
Shinji Tokonami et al.
Radiation dose estimation for indoor radon, thoron and their progenies using a stochastic method-a small-scale survey in Wuhan, China [0.03%]
中国武汉室内氡、钍及其子体的辐射剂量估算——一种随机方法的小规模调查研究
Jun Hu,Chutima Kranrod,Yasutaka Omori et al.
Jun Hu et al.
Passive radon monitors with CR-39s are widely used in major epidemiological surveys. However, the conventional CR-39 track density determining strategy makes it difficult to accurately estimate the concentration because of the heterogeneity...
Effects of low-dose rate radiation on immune and epigenetic regulation of the mouse testes [0.03%]
低剂量率辐射对小鼠睾丸免疫及表观遗传调控的影响研究
Ippei Uemura,Natsuko Takahashi-Suzuki,Saki Kuroda et al.
Ippei Uemura et al.
This study investigated the effects of chronic low-dose-rate radiation exposure on gene expression related to immunological defense mechanisms and epigenetic regulation in the testis of male mice. The study found that radiation exposure (4....
Toshihiro Shibata,Yuki Omizu,Takeshi Furuta et al.
Toshihiro Shibata et al.
Tokyo Electric Power Company, TEPCO, has started tritiated water release into the Pacific Ocean. In order to reduce unreasonable rumor caused by tritium release, flounder, abalone, and sarggasum were exposed to tritium enriched seawater, an...